Sulphonic acid
Boric acid
Carbonic acid
Phosphoric acid
The correct group of animals that suffer from the Foot Mouth disease is as follows
The cross section of a chisel is usually
The damage of the human body due to radiation (X-rays or grays etc,) is measured in:
The danger signals are red while the eye is more sensitive to yellow because
The deficiency of vitamin A cause
The degree of dissociation of an electrolyte depends on
The density of a gas is max. at
The depletion of Ozone layer is mainly due to
The deterioration of a metal by an electrochemical process is commonly termed as
The difference between isotopes of an element is due to the presence of a different number of
